Amphibian aeroplane



FIG. 1 is a perspective view of an amphibian aeroplane;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left-side view thereof, the right-side view being a mirror image of the left-side view;

FIG. 5 is bottom view thereof;

FIG. 6 is another perspective view thereof with the wings in a folded configuration; and,

FIG. 7 is another perspective view thereof with the canopy open and the landing gear extended.

The broken lines depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for an amphibian aeroplane, as shown and described. 